A cabochon also embellishes the crown ... and various shades of green tsavorite, chrysoprase and malachite. Behind the sumptuous visual harmony of this piece lies great ingenuity.

The eruption of Mount Vesuvius in 79 AD is one of history’s most well-known volcanic events, burying Roman settlements such as Pompeii and Herculaneum in rock and ash. Over the past two years, ...

Greenlab Diamonds, based in India’s diamond centre, Surat, has showcased a 4.7-carat lab-created diamond that resembles the new President. The diamond took three months to grow using the chemical ...

‘Kermit on a Lilypad’ brooch (top) in yellow gold with chrysoprase, spessartite garnets (38.03ct), tsavorites (45.89ct), cabochon rubies (0.66ct) and diamonds (0.29ct), by Suzanne Syz. Louis Vuitton: ...